| Citation | Penczak, T., 1999, Fish production and food consumption in the Warta river (Poland): continued post-impoundment study (1990-1994).. Hydrobiologia 416:107-123. |
| Ref. | Penczak, T., 1999 |
| Page | 115;tab.12 |
| Named Used as Valid | Gymnocephalus cernuus |
| Comment | |
| Locality | |
| Distribution | |
| Quote |